Get it here or update via 'Help > Check for Updates'.
Note 1: All the new features are essentially complete.
Note 2: This release is now considered safe for production use (notwithstanding the usual caveats)
What's changed from 8.0.RC4:
- Fixed 'Weekly' recurring task date calculation
- Fixed 'Program Files' installation detection
- Fixed 'Recurrence' column clicking when task view is maximised